Belt buckle



FIG. 1 is a front elevational view of a belt buckle, showing my new design;

FIG. 2 is a side elevational view taken from the right-hand side of FIG. 1;

FIG. 3 is a top plan view; and

FIG. 4 is a rear elevational view.

The dominant feature of my invention resides in the representation of a dolphin lying within the border of a belt buckle. 

The ornamental design for belt buckle, substantially as shown and described. 